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Integrated Circuit Systems, Inc.
ICS954119 Advance Information
Programmable Timing Control Hub™ for Next Gen P4™ processor
Recommended Application: CK410 compliant clock Output Features: • 2 - 0.7V current-mode differential CPU pairs • 1 - 0.7V current-mode differential SRC pair • 6 - PCI (33MHz) • 3 - PCICLK_F, (33MHz) free-running • 1 - USB, 48MHz • 1 - 24/48 MHz • 1 - DOT, 96MHz, 0.7V current differential pair • 2 - REF, 14.318MHz • 5 - PCI-Express 0.7V current differential pairs Key Specifications: • CPU/SRC outputs cycle-cycle jitter < 85ps • PCI outputs cycle-cycle jitter < 250ps • +/- 300ppm frequency accuracy on CPU & SRC clocks Functionality
Bit2 Bit1 Bit0 CPU PCIEX SRC Bit4 Bit3 FSLC FSLB FSLA MHz MHz MHz 266.66 100.00 100.00 0 0 0 0 0 133.33 100.00 100.